Brand Rolex Model (Watch) Submariner Date Dial Dial number Reference number 168000 Charge Automatic Case material Steel Strap material Steel Year of manufacture 1988 Condition Excellent Original Rolex documents, no box Charge Automatic Case Material Case material Steel Diameter 40 mm Water resistant 30 ATM Bezel material Steel Glass Sapphire crystal Dial Black Numbers on dial No numbers Strap material Steel Strap colour Steel Clasp Déployante Clasp material Steel - auction commission 25%.